Standards for Mathematical Practice
In Grade 1, instructional time should focus on four critical areas: (1) developing understanding of addition, subtraction, and strategies for addition and subtraction within 20; (2) developing understanding of whole number relationships and place value, including grouping in tens and ones; (3) developing understanding of linear measurement and measuring lengths as iterating length units; and (4) reasoning about attributes of, and composing and decomposing geometric shapes.
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Change It! – Addition to 20 Hands-On Activity
Practice addition to 20 by rearranging the parts of whole numbers into different combinations with this hands-on math activity.
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Counting On Game
Engage your students with this fun and colorful counting on game that gives your students practice with the “counting on” addition strategy.
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Building 3D Shapes With Blocks Activity
Download this building 3D shapes activity for an engaging way to increase your students' spatial sense and 3D modeling abilities.
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Modeling Addition Word Problem Worksheets
Encourage modeling with these addition word problem worksheets that provide practice with real-world addition scenarios.
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Base Ten Block Matching Cards (Numbers 1 - 120)
Connect base ten block representations with numerals with these multi-use matching cards.
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Open-Ended Problem Solving Questions - Grade 1 and Grade 2
Use these 20 open-ended problem solving questions covering a range of mathematical concepts with your Grade 1 and Year 2 students.
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2D Shapes Anchor Chart Set
Hang this 2D shapes anchor chart set in your classroom to give students an easy reference for the attributes of two dimensional shapes.
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Number Grid Game — Interactive Activity
Share this number grid game with your students to give them practice adding and subtracting ten and one from a given number.
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Building 2-Digit Numbers Dice Game
Teach your students about place value in two-digit numbers with this engaging dice game featuring Base 10 blocks.
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Simple Addition Riddle Worksheet
Download this simple addition worksheet to provide your students with practice adding one- and two-digit numbers.
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Measuring, Comparing, and Ordering Height – Worksheet
Measure length using informal units with an engaging hands-on collaborative measurement activity.
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Place Value Spin Activity
Practice identifying the number of tens and ones in two-digit numbers with this fun spin activity.
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Time to the Hour and Half Hour - Math Mazes
Engage your students with exciting telling time practice activities with a set of printable Time to the Hour and Half Hour Math Mazes.
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Christmas Color By Number - One More or Less
Practice finding numbers that are one more and one less than with a printable Christmas color-by-number worksheet.
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2-Digit Numbers in Expanded Form Worksheet
Explore two-digit numbers in standard form and expanded form with this set of two cut-and-paste style worksheets.
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Comparing Numbers Christmas Game
Have some Christmas math fun with an interactive, self-checking comparing numbers game.
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Thanksgiving Turkey Hide! - Place Value Worksheet
Save the Thanksgiving Turkeys and practice modeling numbers in base ten with a printable Thanksgiving Math Worksheet
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2 Digit Place Value Puzzles
Teach students the different representations of 2-digit numbers with this place value puzzle.
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Part Part Whole — Hands-On Activity Mat
Use this hands-on addition and subtraction part part whole activity mat in your next guided math group lesson!
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Part Part Whole Word Problem Task Cards and Worksheet
Explore these animal-themed part-part-whole word problems that will open discussions with your young mathematicians.
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Adding with Strip Diagram Cut and Paste Worksheet
Practice adding two digit numbers using the strip diagram with this cut and paste worksheet.
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Addition Strategies to 20 Work Mat
Practice using a variety of addition strategies to add numbers up to 20.
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Addition within 20 Interactive Resource
Practice solving one-digit and two-digit addition problems using a variety of addition strategies with this interactive activity.
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Turnaround Facts Flip Flop Task Cards
Develop number sense with addition turnaround facts to 20 with these cute flip flop fact task cards.
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Number Talks - Making Ten Task Cards
Build number sense skills with this set of 20 task cards.
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Tens and Ones 2-Digit Place Value Mat
Build two-digit numbers and improve place value skills with a printable tens and ones math mat.
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Subtraction Strategies - Ten Frame Printable Bingo Game
Practice using ten frames to subtract single-digit numbers in a whole class bingo game.
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Number Bonds Subtraction - Worksheet
Practice subtraction using number bonds with differentiated number bond worksheets.
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2-Digit Place Value Game - Interactive Slide Deck
Review various first-grade place value concepts with an interactive place value warmup.
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Addition and Subtraction Fact Families Teaching Presentation
Use this 19-slide editable slide deck when introducing addition and subtraction fact families to your students.
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Halves and Fourths – Cut and Paste Worksheet
Practice sorting objects partitioned into halves and fourths with this cut-and-paste worksheet.
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Counting On Bingo
Engage your students with a whole class bingo game while using the counting-on strategy to add within 20.